156940291989

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{827}}^1\times {\mathrm{4621}}^1$

素因数の和:5489

約数の個数: 72

約数和(自身を含む): 254925189792

約数和(自身を除く): 97984897803

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 243, 351, 507, 827, 1053, 1521, 2481, 3159, 4563, 4621, 7443, 10751, 13689, 13863, 22329, 32253, 41067, 41589, 60073, 66987, 96759, 124767, 139763, 180219, 200961, 290277, 374301, 419289, 540657, 780949, 870831, 1122903, 1257867, 1621971, 2342847, 2612493, 3773601, 3821567, 4865913, 7028541, 11320803, 11464701, 14597739, 21085623, 33962409, 34394103, 49680371, 63256869, 103182309, 149041113, 189770607, 309546927, 447123339, 645844823, 928640781, 1341370017, 1937534469, 4024110051, 5812603407, 12072330153, 17437810221, 52313430663, 156940291989]

約数ペア:

[(1, 156940291989), (3, 52313430663), (9, 17437810221), (13, 12072330153), (27, 5812603407), (39, 4024110051), (81, 1937534469), (117, 1341370017), (169, 928640781), (243, 645844823), (351, 447123339), (507, 309546927), (827, 189770607), (1053, 149041113), (1521, 103182309), (2481, 63256869), (3159, 49680371), (4563, 34394103), (4621, 33962409), (7443, 21085623), (10751, 14597739), (13689, 11464701), (13863, 11320803), (22329, 7028541), (32253, 4865913), (41067, 3821567), (41589, 3773601), (60073, 2612493), (66987, 2342847), (96759, 1621971), (124767, 1257867), (139763, 1122903), (180219, 870831), (200961, 780949), (290277, 540657), (374301, 419289)]